Minecraft Forums

Mods loaded: 10
ModLoader 1.1
mod_seasons MC 1.1 - By Nandonalt
mod_Armor 1.0.0
mod_ingameInfo Release 2 [2011/12/1] for Minecraft 1.0.0
mod_Allocator 1.0.0
mod_ChestTrap 1.0.0
mod_Fan 1.0.0
mod_JumpPad 1.0.0
mod_Pfaeff 1.0.0
mod_startingInventory 1.0.0--- BEGIN ERROR REPORT 9092c196 --------
Generated 1/22/12 7:37 PM

Minecraft: Minecraft 1.1
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_24, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: GeForce 210/PCI/SSE2 version 3.3.0, NVIDIA Corporation

java.lang.IncompatibleClassChangeError: Implementing class
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$000(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at mod_Armor.load(mod_Armor.java:15)
at ModLoader.init(ModLoader.java:824)
at ModLoader.AddAllRenderers(ModLoader.java:189)
at afq.<init>(afq.java:80)
at afq.<clinit>(afq.java:9)
at net.minecraft.client.Minecraft.a(SourceFile:265)
at net.minecraft.client.Minecraft.run(SourceFile:648)
at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT 1871b1bd ----------

My minecraft says it has crashed when started. Help?